Finding the Third Proportional to 42,122 and 89,995

Step by Step Solution

1. Step 1: Write the proportion equation
   42,122 : 89,995 = 89,995 : x
2. Step 2: Convert to fraction form
   42,122/89,995 = 89,995/x
3. Step 3: Cross multiply
   42,122x = 89,995 × 89,995
4. Step 4: Simplify right side
   42,122x = 8,099,100,025
5. Step 5: Solve for x
   x = 8,099,100,025/42,122
6. Step 6: Final answer
   x = 192,277.20